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<div class="header">
  <div class="headertitle"><div class="title">collisiondetector.h</div></div>
</div><!--header-->
<div class="contents">
<a href="collisiondetector_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment">  Created by Fabrizio Di Vittorio (fdivitto2013@gmail.com) - &lt;http://www.fabgl.com&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment">  Copyright (c) 2019-2022 Fabrizio Di Vittorio.</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="comment">  All rights reserved.</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="comment"></span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="comment"></span> </div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="comment">* Please contact fdivitto2013@gmail.com if you need a commercial license.</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="comment"></span> </div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="comment"></span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="comment">* This library and related software is available under GPL v3.</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="comment"></span> </div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="comment">  FabGL is free software: you can redistribute it and/or modify</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="comment">  it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="comment">  the Free Software Foundation, either version 3 of the License, or</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="comment">  (at your option) any later version.</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="comment"></span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span><span class="comment">  FabGL is distributed in the hope that it will be useful,</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="comment">  but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span><span class="comment">  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span><span class="comment">  GNU General Public License for more details.</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span><span class="comment"></span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span><span class="comment">  You should have received a copy of the GNU General Public License</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><span class="comment">  along with FabGL.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="comment"> */</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span> </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="preprocessor">#include &lt;stdint.h&gt;</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span><span class="preprocessor">#include &lt;stddef.h&gt;</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span> </div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span><span class="preprocessor">#include &quot;<a class="code" href="fabglconf_8h.html">fabglconf.h</a>&quot;</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span><span class="preprocessor">#include &quot;<a class="code" href="displaycontroller_8h.html">displaycontroller.h</a>&quot;</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span> </div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span><span class="keyword">namespace </span>fabgl {</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span> </div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span> </div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span> </div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span><span class="keyword">class </span>CollisionDetector;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="keyword">class </span>QuadTree;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span> </div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span><span class="keyword">struct </span>QuadTreeObject {</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span>  QuadTree *       owner;</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span>  QuadTreeObject * next;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span>  Sprite *         sprite;</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span> </div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>  QuadTreeObject(QuadTreeObject * next_, Sprite * sprite_)</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span>    : owner(nullptr), next(next_), sprite(sprite_)</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span>  {</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span>  }</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>};</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span> </div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span><span class="preprocessor">#define QUADTREE_LEVEL_SPLIT_THRESHOLD 3</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span> </div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="keyword">enum</span> QuadTreeQuadrant {</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span>  TopLeft,</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span>  TopRight,</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span>  BottomLeft,</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span>  BottomRight,</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span>  None,</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span>};</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span> </div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span><span class="keyword">typedef</span> void (*CollisionDetectionCallback)(<span class="keywordtype">void</span> * callbackObj, Sprite * spriteA, Sprite * spriteB, Point collisionPoint);</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span> </div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span> </div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span><span class="keyword">class </span>QuadTree {</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span> </div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span>  QuadTree(CollisionDetector * collisionDetector, QuadTree * parent, QuadTreeQuadrant quadrant, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> <a class="code hl_variable" href="displaycontroller_8h_a2474a5474cbff19523a51eb1de01cda4.html#a2474a5474cbff19523a51eb1de01cda4">width</a>, <span class="keywordtype">int</span> <a class="code hl_variable" href="displaycontroller_8h_ad12fc34ce789bce6c8a05d8a17138534.html#ad12fc34ce789bce6c8a05d8a17138534">height</a>);</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span>  <span class="keywordtype">void</span> insert(QuadTreeObject * <span class="keywordtype">object</span>);</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span> </div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> remove(QuadTreeObject * <span class="keywordtype">object</span>);</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span>  <span class="comment">//void dump(int level = 0);</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span> </div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span>  QuadTreeObject * detectCollision(QuadTreeObject * <span class="keywordtype">object</span>, CollisionDetectionCallback callbackFunc = <span class="keyword">nullptr</span>, <span class="keywordtype">void</span> * callbackObj = <span class="keyword">nullptr</span>);</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span>  <span class="keywordtype">bool</span> isEmpty();</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span>  <span class="keywordtype">void</span> detachFromParent();</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> update(QuadTreeObject * <span class="keywordtype">object</span>);</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span> </div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span>  QuadTreeQuadrant getQuadrant(QuadTreeObject * <span class="keywordtype">object</span>);</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span>  <span class="keywordtype">void</span> createQuadrant(QuadTreeQuadrant quadrant);</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span>  <span class="keywordtype">bool</span> objectsIntersect(QuadTreeObject * objectA, QuadTreeObject * objectB);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span>  <span class="keywordtype">bool</span> objectIntersectsQuadTree(QuadTreeObject * <span class="keywordtype">object</span>, QuadTree * quadTree);</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span>  <span class="keywordtype">bool</span> checkMaskCollision(QuadTreeObject * objectA, QuadTreeObject * objectB, Point * collisionPoint);</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> objectInRect(QuadTreeObject * <span class="keywordtype">object</span>, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> <a class="code hl_variable" href="displaycontroller_8h_a2474a5474cbff19523a51eb1de01cda4.html#a2474a5474cbff19523a51eb1de01cda4">width</a>, <span class="keywordtype">int</span> <a class="code hl_variable" href="displaycontroller_8h_ad12fc34ce789bce6c8a05d8a17138534.html#ad12fc34ce789bce6c8a05d8a17138534">height</a>);</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span>  CollisionDetector * m_collisionDetector;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span>  QuadTree *          m_parent;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span>  QuadTreeQuadrant    m_quadrant;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span>  <span class="keywordtype">int</span>                 m_x;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span>  <span class="keywordtype">int</span>                 m_y;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno">  117</span>  <span class="keywordtype">int</span>                 m_width;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span>  <span class="keywordtype">int</span>                 m_height;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span>  QuadTreeObject *    m_objects;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span>  <span class="keywordtype">int</span>                 m_objectsCount;</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span>  QuadTree *          m_children[4]; <span class="comment">// index is Quadrant</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span> </div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span>};</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span> </div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno">  125</span> </div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span> </div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"><a class="line" href="classfabgl_1_1_collision_detector.html">  133</a></span><span class="keyword">class </span><a class="code hl_class" href="classfabgl_1_1_collision_detector.html">CollisionDetector</a> {</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span> </div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span><span class="keyword">friend</span> <span class="keyword">class </span>QuadTree;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span> </div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno">  138</span> </div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span>  <a class="code hl_function" href="classfabgl_1_1_collision_detector_aadae4076ddcd85581efac286bb8d799c.html#aadae4076ddcd85581efac286bb8d799c">CollisionDetector</a>(<span class="keywordtype">int</span> maxObjectsCount, <span class="keywordtype">int</span> <a class="code hl_variable" href="displaycontroller_8h_a2474a5474cbff19523a51eb1de01cda4.html#a2474a5474cbff19523a51eb1de01cda4">width</a>, <span class="keywordtype">int</span> <a class="code hl_variable" href="displaycontroller_8h_ad12fc34ce789bce6c8a05d8a17138534.html#ad12fc34ce789bce6c8a05d8a17138534">height</a>);</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span> </div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span>  <a class="code hl_class" href="classfabgl_1_1_collision_detector.html">~CollisionDetector</a>();</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span> </div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span>  <span class="keywordtype">void</span> <a class="code hl_function" href="classfabgl_1_1_collision_detector_a48b03f63e22824a043e5df322ecebd3c.html#a48b03f63e22824a043e5df322ecebd3c">addSprite</a>(<a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * sprite);</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span> </div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno">  167</span>  <span class="keywordtype">void</span> <a class="code hl_function" href="classfabgl_1_1_collision_detector_aefc081299e5e20cd9b6d900de8559248.html#aefc081299e5e20cd9b6d900de8559248">removeSprite</a>(<a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * sprite);</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span> </div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span>  <a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * <a class="code hl_function" href="classfabgl_1_1_collision_detector_af49934327173c9c132ad03a49cbe88dd.html#af49934327173c9c132ad03a49cbe88dd">detectCollision</a>(<a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * sprite, <span class="keywordtype">bool</span> removeCollidingSprites = <span class="keyword">true</span>);</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno">  180</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span>  <span class="keywordtype">void</span> <a class="code hl_function" href="classfabgl_1_1_collision_detector_af49934327173c9c132ad03a49cbe88dd.html#af49934327173c9c132ad03a49cbe88dd">detectCollision</a>(<a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * sprite, CollisionDetectionCallback callbackFunc, <span class="keywordtype">void</span> * callbackObj);</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span> </div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span>  <span class="keywordtype">void</span> <a class="code hl_function" href="classfabgl_1_1_collision_detector_ad5da37881b02299b991afee3cd96bf57.html#ad5da37881b02299b991afee3cd96bf57">update</a>(<a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * sprite);</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span> </div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno">  213</span>  <a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * <a class="code hl_function" href="classfabgl_1_1_collision_detector_ae98903a2c36b115ac076b56fa3a64416.html#ae98903a2c36b115ac076b56fa3a64416">updateAndDetectCollision</a>(<a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * sprite, <span class="keywordtype">bool</span> removeCollidingSprites = <span class="keyword">true</span>);</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span> </div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno">  225</span>  <span class="keywordtype">void</span> <a class="code hl_function" href="classfabgl_1_1_collision_detector_ae98903a2c36b115ac076b56fa3a64416.html#ae98903a2c36b115ac076b56fa3a64416">updateAndDetectCollision</a>(<a class="code hl_struct" href="structfabgl_1_1_sprite.html">Sprite</a> * sprite, CollisionDetectionCallback callbackFunc, <span class="keywordtype">void</span> * callbackObj);</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno">  226</span> </div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno">  227</span>  <span class="comment">//void dump();</span></div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno">  228</span> </div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno">  229</span> </div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno">  230</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno">  231</span> </div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno">  232</span>  QuadTree * initEmptyQuadTree(QuadTree * parent, QuadTreeQuadrant quadrant, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> <a class="code hl_variable" href="displaycontroller_8h_a2474a5474cbff19523a51eb1de01cda4.html#a2474a5474cbff19523a51eb1de01cda4">width</a>, <span class="keywordtype">int</span> <a class="code hl_variable" href="displaycontroller_8h_ad12fc34ce789bce6c8a05d8a17138534.html#ad12fc34ce789bce6c8a05d8a17138534">height</a>);</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno">  233</span> </div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno">  234</span> </div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno">  235</span>  QuadTree *       m_rootQuadTree;</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno">  236</span>  QuadTree *       m_quadTreePool;</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno">  237</span>  <span class="keywordtype">int</span>              m_quadTreePoolSize;</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno">  238</span>  QuadTreeObject * m_objectPool;</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno">  239</span>  <span class="keywordtype">int</span>              m_objectPoolSize;</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno">  240</span>};</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno">  241</span> </div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno">  242</span> </div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno">  243</span> </div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno">  244</span> </div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno">  245</span> </div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno">  246</span>} <span class="comment">// end of namespace</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno">  247</span> </div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno">  248</span> </div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno">  249</span> </div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno">  250</span> </div>
<div class="ttc" id="aclassfabgl_1_1_collision_detector_a48b03f63e22824a043e5df322ecebd3c_html_a48b03f63e22824a043e5df322ecebd3c"><div class="ttname"><a href="classfabgl_1_1_collision_detector_a48b03f63e22824a043e5df322ecebd3c.html#a48b03f63e22824a043e5df322ecebd3c">fabgl::CollisionDetector::addSprite</a></div><div class="ttdeci">void addSprite(Sprite *sprite)</div><div class="ttdoc">Adds the specified sprite to collision detector.</div><div class="ttdef"><b>Definition:</b> <a href="collisiondetector_8cpp_source.html#l00400">collisiondetector.cpp:400</a></div></div>
<div class="ttc" id="aclassfabgl_1_1_collision_detector_aadae4076ddcd85581efac286bb8d799c_html_aadae4076ddcd85581efac286bb8d799c"><div class="ttname"><a href="classfabgl_1_1_collision_detector_aadae4076ddcd85581efac286bb8d799c.html#aadae4076ddcd85581efac286bb8d799c">fabgl::CollisionDetector::CollisionDetector</a></div><div class="ttdeci">CollisionDetector(int maxObjectsCount, int width, int height)</div><div class="ttdoc">Creates an instance of CollisionDetector.</div><div class="ttdef"><b>Definition:</b> <a href="collisiondetector_8cpp_source.html#l00351">collisiondetector.cpp:351</a></div></div>
<div class="ttc" id="aclassfabgl_1_1_collision_detector_ad5da37881b02299b991afee3cd96bf57_html_ad5da37881b02299b991afee3cd96bf57"><div class="ttname"><a href="classfabgl_1_1_collision_detector_ad5da37881b02299b991afee3cd96bf57.html#ad5da37881b02299b991afee3cd96bf57">fabgl::CollisionDetector::update</a></div><div class="ttdeci">void update(Sprite *sprite)</div><div class="ttdoc">Updates collision detector.</div><div class="ttdef"><b>Definition:</b> <a href="collisiondetector_8cpp_source.html#l00449">collisiondetector.cpp:449</a></div></div>
<div class="ttc" id="aclassfabgl_1_1_collision_detector_ae98903a2c36b115ac076b56fa3a64416_html_ae98903a2c36b115ac076b56fa3a64416"><div class="ttname"><a href="classfabgl_1_1_collision_detector_ae98903a2c36b115ac076b56fa3a64416.html#ae98903a2c36b115ac076b56fa3a64416">fabgl::CollisionDetector::updateAndDetectCollision</a></div><div class="ttdeci">Sprite * updateAndDetectCollision(Sprite *sprite, bool removeCollidingSprites=true)</div><div class="ttdoc">Updates collision detector and detect collision with the specified sprite.</div><div class="ttdef"><b>Definition:</b> <a href="collisiondetector_8cpp_source.html#l00455">collisiondetector.cpp:455</a></div></div>
<div class="ttc" id="aclassfabgl_1_1_collision_detector_aefc081299e5e20cd9b6d900de8559248_html_aefc081299e5e20cd9b6d900de8559248"><div class="ttname"><a href="classfabgl_1_1_collision_detector_aefc081299e5e20cd9b6d900de8559248.html#aefc081299e5e20cd9b6d900de8559248">fabgl::CollisionDetector::removeSprite</a></div><div class="ttdeci">void removeSprite(Sprite *sprite)</div><div class="ttdoc">Removes the specified sprite from collision detector.</div><div class="ttdef"><b>Definition:</b> <a href="collisiondetector_8cpp_source.html#l00415">collisiondetector.cpp:415</a></div></div>
<div class="ttc" id="aclassfabgl_1_1_collision_detector_af49934327173c9c132ad03a49cbe88dd_html_af49934327173c9c132ad03a49cbe88dd"><div class="ttname"><a href="classfabgl_1_1_collision_detector_af49934327173c9c132ad03a49cbe88dd.html#af49934327173c9c132ad03a49cbe88dd">fabgl::CollisionDetector::detectCollision</a></div><div class="ttdeci">Sprite * detectCollision(Sprite *sprite, bool removeCollidingSprites=true)</div><div class="ttdoc">Detects first collision with the specified sprite.</div><div class="ttdef"><b>Definition:</b> <a href="collisiondetector_8cpp_source.html#l00430">collisiondetector.cpp:430</a></div></div>
<div class="ttc" id="aclassfabgl_1_1_collision_detector_html"><div class="ttname"><a href="classfabgl_1_1_collision_detector.html">fabgl::CollisionDetector</a></div><div class="ttdoc">A class to detect sprites collisions.</div><div class="ttdef"><b>Definition:</b> <a href="collisiondetector_8h_source.html#l00133">collisiondetector.h:133</a></div></div>
<div class="ttc" id="adisplaycontroller_8h_a2474a5474cbff19523a51eb1de01cda4_html_a2474a5474cbff19523a51eb1de01cda4"><div class="ttname"><a href="displaycontroller_8h_a2474a5474cbff19523a51eb1de01cda4.html#a2474a5474cbff19523a51eb1de01cda4">width</a></div><div class="ttdeci">uint8_t width</div><div class="ttdef"><b>Definition:</b> <a href="displaycontroller_8h_source.html#l00002">displaycontroller.h:2</a></div></div>
<div class="ttc" id="adisplaycontroller_8h_ad12fc34ce789bce6c8a05d8a17138534_html_ad12fc34ce789bce6c8a05d8a17138534"><div class="ttname"><a href="displaycontroller_8h_ad12fc34ce789bce6c8a05d8a17138534.html#ad12fc34ce789bce6c8a05d8a17138534">height</a></div><div class="ttdeci">uint8_t height</div><div class="ttdef"><b>Definition:</b> <a href="displaycontroller_8h_source.html#l00003">displaycontroller.h:3</a></div></div>
<div class="ttc" id="adisplaycontroller_8h_html"><div class="ttname"><a href="displaycontroller_8h.html">displaycontroller.h</a></div><div class="ttdoc">This file contains fabgl::BitmappedDisplayController definition.</div></div>
<div class="ttc" id="afabglconf_8h_html"><div class="ttname"><a href="fabglconf_8h.html">fabglconf.h</a></div><div class="ttdoc">This file contains FabGL library configuration settings, like number of supported colors,...</div></div>
<div class="ttc" id="astructfabgl_1_1_sprite_html"><div class="ttname"><a href="structfabgl_1_1_sprite.html">fabgl::Sprite</a></div><div class="ttdoc">Represents a sprite.</div><div class="ttdef"><b>Definition:</b> <a href="displaycontroller_8h_source.html#l00546">displaycontroller.h:546</a></div></div>
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